Senior Email Deliverability & Network Engineer

Weekday AI

United States

Remote

USD 90,000 - 120,000

Full time

14 days+

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Job summary

Weekday AI is seeking a Senior Network Engineer in Nebraska to diagnose and resolve email delivery failures and bounce-back issues within large-scale communication systems. You'll troubleshoot network routing, SMTP issues, and mail server configurations across cross-functional teams.

The role emphasizes strong analytical skills, knowledge of email protocols, and hands-on experience with mail servers in a high-volume environment. Collaborate to optimize deliverability and reliability.

Qualifications

Strong understanding of email protocols including SMTP, POP3, and IMAP.
Experience analyzing email bounce logs, SMTP response codes, and DSN.
Knowledge of DNS configuration, MX records, reverse DNS, and email authentication standards (SPF, DKIM, DMARC).
Familiarity with mail servers such as Postfix, Sendmail, Exim, Microsoft Exchange, or cloud-based email services.

Responsibilities

Monitor bounced emails and email delivery failures across enterprise systems.
Investigate SMTP errors, soft bounces, hard bounces, and delivery delays to identify root causes.
Work with network and infrastructure teams to diagnose DNS, routing, firewall rules, and mail server configurations.
Maintain and optimize email infrastructure including SMTP servers, gateways, and relay systems.
Configure and manage authentication and security mechanisms such as SPF, DKIM, and DMARC.
Collaborate with product and engineering teams to improve email deliverability and system reliability.
Monitor network performance and ensure optimal configuration for high-volume email systems.
Document troubleshooting steps, root cause analyses, and solutions for recurring issues.